Table 2 Bivariable analysis of association between outpatient characteristics and antibiotic prescription at a public tertiary medical center in southern Sri Lanka

Male gender

1.4 (0.5–3.5)

0.5

0.8 (0.5–1.4)

0.5

Febrile illness

1.8 (0.555.8)

0.3

4.7 (1.6–15.7)

0.002

Presence of medical co-morbidities

1.6 (0.4–7.2)

0.5

0.9 (0.5–1.5)

0.6

Illness duration less than 7 days

2.6 (1.0–7.3)

0.04

2.3 (1.4–3.8)

0.001

Prior medical evaluations for present illness

0.6 (0.2–1.6)

0.3

0.5 (0.3–0.8)

0.002

Prior use of medications for present illness

0.8 (0.3–2.1)

0.7

1.1 (0.6–1.8)

0.9